[Haskell-cafe] compiler "pragma"'s
Ivan Lazar Miljenovic
ivan.miljenovic at gmail.com
Sat Sep 10 00:36:45 CEST 2011
On 10 September 2011 07:41, Vasili I. Galchin <vigalchin at gmail.com> wrote:
> Hello,
>
> Is there a list of compiler pragmas?
They are located in the documentation for the implementation that
you're using. In particular, ghci will suggest possible pragmas.
> Specifically I am looking at how to
> specify more than one type variable in a class definition. Also I have
> forgotten the "meta syntax" for specifying a pragma ... some kind of Haskell
> comment?
At the top of your file:
{-# LANGUAGE MultiParamTypeClasses, FunctionalDependencies #-}
(You want the first pragma, and may want the second.)
--
Ivan Lazar Miljenovic
Ivan.Miljenovic at gmail.com
IvanMiljenovic.wordpress.com
More information about the Haskell-Cafe
mailing list